SNAS717A
April 2017 – October 2021
ADC12D1620QML-SP
PRODUCTION DATA
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Converter Electrical Characteristics: Static Converter Characteristics
6.6
Converter Electrical Characteristics: Dynamic Converter Characteristics
6.7
Converter Electrical Characteristics: Analog Input/Output and Reference Characteristics
6.8
Converter Electrical Characteristic: Channel-to-Channel Characteristics
6.9
Converter Electrical Characteristics: LVDS CLK Input Characteristics
6.10
Electrical Characteristics: AutoSync Feature
6.11
Converter Electrical Characteristics: Digital Control and Output Pin Characteristics
6.12
Converter Electrical Characteristics: Power Supply Characteristics
6.13
Converter Electrical Characteristics: AC Electrical Characteristics
6.14
Electrical Characteristics: Delta Parameters
6.15
Timing Requirements: Serial Port Interface
6.16
Timing Requirements: Calibration
6.17
Quality Conformance Inspection
6.18
Timing Diagrams
6.19
Typical Characteristics
7
Detailed Description
7.1
Overview
7.1.1
Operation Summary
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Input Control and Adjust
7.3.1.1
AC- and DC-Coupled Modes
7.3.1.2
Input Full-Scale Range Adjust
7.3.1.3
Input Offset Adjust
7.3.1.4
Low-Sampling Power-Saving Mode (LSPSM)
7.3.1.5
DES Timing Adjust
7.3.1.6
Sampling Clock Phase Adjust
7.3.2
Output Control and Adjust
7.3.2.1
SDR / DDR Clock
7.3.2.2
LVDS Output Differential Voltage
7.3.2.3
LVDS Output Common-Mode Voltage
7.3.2.4
Output Formatting
7.3.2.5
Test-Pattern Mode
7.3.2.6
Time Stamp
7.3.3
Calibration Feature
7.3.3.1
Calibration Control Pins and Bits
7.3.3.2
How to Execute a Calibration
7.3.3.3
On-Command Calibration
7.3.3.4
Calibration Adjust
7.3.3.4.1
Read/Write Calibration Settings
7.3.3.5
Calibration and Power-Down
7.3.3.6
Calibration and the Digital Outputs
7.3.4
Power Down
7.3.5
Low-Sampling Power-Saving Mode (LSPSM)
7.4
Device Functional Modes
7.4.1
DES/Non-DES Mode
7.4.2
Demux/Non-Demux Mode
7.5
Programming
7.5.1
Control Modes
7.5.1.1
Non-ECM
7.5.1.1.1
Dual-Edge Sampling Pin (DES)
7.5.1.1.2
Non-Demultiplexed Mode Pin (NDM)
7.5.1.1.3
Dual Data-Rate Phase Pin (DDRPh)
7.5.1.1.4
Calibration Pin (CAL)
7.5.1.1.5
Low-Sampling Power-Saving Mode Pin (LSPSM)
7.5.1.1.6
Power-Down I-Channel Pin (PDI)
7.5.1.1.7
Power-Down Q-Channel Pin (PDQ)
7.5.1.1.8
Test-Pattern Mode Pin (TPM)
7.5.1.1.9
Full-Scale Input-Range Pin (FSR)
7.5.1.1.10
AC- or DC-Coupled Mode Pin (VCMO)
7.5.1.1.11
LVDS Output Common-Mode Pin (VBG)
7.5.1.2
Extended Control Mode
7.5.1.2.1
Serial Interface
7.6
Register Maps
7.6.1
Register Definitions
8
Application Information Disclaimer
8.1
Application Information
8.1.1
Analog Inputs
8.1.1.1
Acquiring the Input
8.1.1.2
Driving the ADC in DES Mode
8.1.1.3
FSR and the Reference Voltage
8.1.1.4
Out-Of-Range Indication
8.1.1.5
AC-Coupled Input Signals
8.1.1.6
DC-Coupled Input Signals
8.1.1.7
Single-Ended Input Signals
8.1.2
Clock Inputs
8.1.2.1
CLK Coupling
8.1.2.2
CLK Frequency
8.1.2.3
CLK Level
8.1.2.4
CLK Duty Cycle
8.1.2.5
CLK Jitter
8.1.2.6
CLK Layout
8.1.3
LVDS Outputs
8.1.3.1
Common-Mode and Differential Voltage
8.1.3.2
Output Data Rate
8.1.3.3
Terminating Unused LVDS Output Pins
8.1.4
Synchronizing Multiple ADC12D1620 Devices in a System
8.1.4.1
AutoSync Feature
8.1.4.2
DCLK Reset Feature
8.1.5
Temperature Sensor
8.2
Radiation Environments
8.2.1
Total Ionizing Dose
8.2.2
Single Event Latch-Up and Functional Interrupt
8.2.3
Single Event Upset
8.3
Cold Sparing
9
Power Supply Recommendations
9.1
System Power-On Considerations
9.1.1
Control Pins
9.1.2
Power On in Non-ECM
9.1.3
Power On in ECM
9.1.4
Power-on and Data Clock (DCLK)
10
Layout
10.1
Layout Guidelines
10.1.1
Power Planes
10.1.2
Bypass Capacitors
10.1.3
Ground Planes
10.1.4
Power System Example
10.2
Layout Example
10.3
Thermal Considerations
10.4
Board Mounting Recommendation
11
Device and Documentation Support
11.1
Device Support
11.1.1
Device Nomenclature
11.1.2
Third-Party Products Disclaimer
11.2
Receiving Notification of Documentation Updates
11.3
Support Resources
11.4
Trademarks
11.5
Electrostatic Discharge Caution
11.6
Glossary
12
Mechanical, Packaging, and Orderable Information
12.1
Engineering Samples
8.1
Application Information